4X82

Crystal Structure of the Extracellular Domain of ZIP4

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		298	18% PEG 3350, 50 mM NH4Cl

Crystal Properties
Matthews coefficient	Solvent content
1.83	32.65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 34.182	α = 90
b = 68.731	β = 95.79
c = 93.971	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 300 mm CCD		2014-10-25	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 21-ID-D	0.979	APS	21-ID-D

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.76	40	99.4	0.175	0.179	0.038	5.4	21.7		11028

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.76	2.9	94.9		0.927	0.952	0.214	0.917		18	1043

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION		THROUGHOUT	2.76	38.65	9913	1104	98.17	0.2117	0.2058	0.2639	RANDOM	58.555

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
7.49		0.55	-3.61		-3.91

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.069
r_dihedral_angle_3_deg	20.258
r_dihedral_angle_4_deg	16.417
r_mcangle_it	6.077
r_dihedral_angle_1_deg	5.457
r_mcbond_it	3.826
r_mcbond_other	3.826
r_angle_refined_deg	1.44
r_angle_other_deg	1.08
r_chiral_restr	0.071
r_bond_refined_d	0.01
r_gen_planes_refined	0.006
r_bond_other_d	0.004
r_gen_planes_other	0.003

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3078
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
SCALEPACK	data scaling
PDB_EXTRACT	data extraction
HKL-2000	data scaling
PHASER	phasing